Charles Mcswain, D.O.
NPI 1235100801 · Family Medicine Physician · Henderson, NV
Charles Mcswain, D.O. is a Family Medicine Physician provider in Henderson, NV (NPI 1235100801).
Provider details
- NPI number
- 1235100801
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 683 (NV)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
905 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 512 | $100 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 191 | $69 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 124 | $167 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $121 |
| Nursing Facility Discharge Day Management, 30 Minutes Or Less99315 | 14 | $75 |
Typical Medicare-allowed amounts for these services range $69–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 123 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 404 | 72 |
| Gabapentin | 341 | 48 |
| Apixabanbrand: Eliquis | 319 | 25 |
| Levothyroxine Sodium | 234 | 33 |
| Metoprolol Tartrate | 213 | 39 |
| Amlodipine Besylate | 204 | 48 |
| Memantine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$110 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-31
- Last updated
- 2026-05-06
- Certified
- 2026-05-06
Frequently asked questions
- What is Charles Mcswain's NPI number?
- Charles Mcswain's National Provider Identifier (NPI) is 1235100801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Mcswain's specialty?
- Charles Mcswain is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Mcswain located?
- Charles Mcswain's practice location on file with NPPES is Po Box 777923, Henderson, NV 89077-7923.
- What is Charles Mcswain's phone number?
- The practice phone number listed in the NPPES registry for Charles Mcswain is (702) 419-7529.
- Is Charles Mcswain's NPI active?
- Yes — Charles Mcswain's NPI (1235100801) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.